EP4184807A4 - METHOD FOR PRECODING IN A SATELLITE COMMUNICATION SYSTEM AND COMMUNICATION DEVICE - Google Patents

METHOD FOR PRECODING IN A SATELLITE COMMUNICATION SYSTEM AND COMMUNICATION DEVICE

Info

Publication number
EP4184807A4
EP4184807A4 EP21849990.3A EP21849990A EP4184807A4 EP 4184807 A4 EP4184807 A4 EP 4184807A4 EP 21849990 A EP21849990 A EP 21849990A EP 4184807 A4 EP4184807 A4 EP 4184807A4
Authority
EP
European Patent Office
Prior art keywords
precoding
communication system
communication apparatus
satellite communication
satellite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21849990.3A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4184807A1 (en
Inventor
Ying Chen
Zhenjun Jiang
Chuili Kong
Hejia Luo
Rong Li
Jun Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP4184807A1 publication Critical patent/EP4184807A1/en
Publication of EP4184807A4 publication Critical patent/EP4184807A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/2041—Spot beam multiple access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18513—Transmission in a satellite or space-based system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18519—Operations control, administration or maintenance

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
EP21849990.3A 2020-07-27 2021-07-06 METHOD FOR PRECODING IN A SATELLITE COMMUNICATION SYSTEM AND COMMUNICATION DEVICE Pending EP4184807A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010732077.3A CN113992256A (zh) 2020-07-27 2020-07-27 卫星通信系统中预编码的方法和通信装置
PCT/CN2021/104620 WO2022022238A1 (zh) 2020-07-27 2021-07-06 卫星通信系统中预编码的方法和通信装置

Publications (2)

Publication Number Publication Date
EP4184807A1 EP4184807A1 (en) 2023-05-24
EP4184807A4 true EP4184807A4 (en) 2024-01-17

Family

ID=79731465

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21849990.3A Pending EP4184807A4 (en) 2020-07-27 2021-07-06 METHOD FOR PRECODING IN A SATELLITE COMMUNICATION SYSTEM AND COMMUNICATION DEVICE

Country Status (3)

Country Link
EP (1) EP4184807A4 (zh)
CN (1) CN113992256A (zh)
WO (1) WO2022022238A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114584203A (zh) * 2022-04-29 2022-06-03 四川轻化工大学 一种基于多波束卫星的星地链路上行数据传输方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2332077B1 (es) * 2007-09-21 2010-10-22 Fundacio Privada Centre Tecnologic De Telecomunicacions De Catalunya Tecnicas de conformacion de haz para comunicaciones via satelite de banda ancha.
KR101276855B1 (ko) * 2010-03-08 2013-06-18 엘지전자 주식회사 프리코딩 행렬 정보 전송방법 및 사용자기기와, 프리코딩 행렬 구성방법 및 기지국
US10291315B1 (en) * 2018-06-04 2019-05-14 Asia Satellite Telecommunications Company Limited Methods and systems for operating a high throughput satellite

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ANGELETTI PIERO ET AL: "A Pragmatic Approach to Massive MIMO for Broadband Communication Satellites", IEEE ACCESS, IEEE, USA, vol. 8, 16 July 2020 (2020-07-16), pages 132212 - 132236, XP011801154, DOI: 10.1109/ACCESS.2020.3009850 *
See also references of WO2022022238A1 *
VITTORIA MIGNONE RAI-RADIOTELEVISIONE ITALIANA: "TM5759_Revision of TR1023760-2 to include beam hopping.pdf", no. 1, 22 January 2020 (2020-01-22), XP017858127, Retrieved from the Internet <URL:https://member.dvb.org/wg/TM/documentRevision/download/43286 Revision-of-TR1023760-2-to-include-beam-hopping_Rev1.pdf> [retrieved on 20200122] *

Also Published As

Publication number Publication date
EP4184807A1 (en) 2023-05-24
CN113992256A (zh) 2022-01-28
WO2022022238A1 (zh) 2022-02-03

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